A pineapple express is a type of strong atmospheric river that carries moisture towards the western U.S. causing the risk of flooding and heavy snow.

What is a Pineapple Express? It's a type of atmospheric river that forms a long, narrow tract in the Earth’s atmosphere. This jet stream gathers moisture from the tropics near the equator and ...

Days after an atmospheric river brought record-setting rainfall to California, the state is in the crosshairs of another rainy storm system.

A warm, wet storm originating in Hawaii will be pulled north toward California bringing heavy rain and localized flood risk.

SO THIS IS OUR ATMOSPHERIC RIVER. REMEMBER, THAT’S JUST MOISTURE HIGH UP IN THE ATMOSPHERE. THAT DOESN’T MAKE RAIN ON ITS OWN. YOU NEED STORM SYSTEMS TO COME THROUGH AND CARRY THAT MOISTURE ...

Atmospheric rivers, also described as "rivers in the sky," cause more than 80 percent of all flooding damage across the West ...

(Brian van der Brug / Los Angeles Times) A stronger atmospheric river is set to hit Northern California on Monday and then hit Los Angeles County on Tuesday, aiding hopes of a more definitive end ...

The KCRA 3 weather team is issuing Impact Days through Tuesday because back-to-back storm systems will bring waves of rain and snow that can affect outdoor activities and travel.